Tesla, Inc. (TSLA) vs WEC Energy Group, Inc. (WEC): Which Is the Better Buy in 2026?
As of 2026-06-19, TSLA is overvalued at $400, with a DCF intrinsic value of $131 and a margin of safety of -206%. WEC is overvalued at $112, with an intrinsic value of $32 and a margin of safety of -256%. Of the two, TSLA has the wider margin of safety.
Rewards
- ★Altman Z-Score of 19.94 indicates very low bankruptcy risk — the company is firmly in the safe zone.
- ★Net debt/EBITDA of -2.6x means the company holds more cash than debt — a net cash position.
- ★Each dollar of retained earnings has created $1.35 of earning power — management is creating shareholder value.
Risks
- ⚠ROIC has declined by 21.5 percentage points over the past 4 years, which may signal competitive erosion.
- ⚠Gross margin of 19.1% is low, suggesting a competitive or commodity-like market with limited pricing power.
- ⚠Share count has increased by 19% over the past 4 years, diluting existing shareholders.
- ⚠PEG ratio of 2.54 indicates the stock is expensive relative to its expected growth — the market may be pricing in more growth than analysts project.
- ⚠High leverage (1.53x net debt/equity) combined with thin interest coverage (-1.0x) poses financial risk.
- ⚠Net debt/EBITDA of 5.7x indicates heavy leverage — it would take over 4 years of EBITDA to pay off net debt.
Key Valuation Metrics
Learn more →Historical Fundamentals
Learn more →Price ÷ Earnings Per Share — how many years of current earnings you're paying for at today's price. Lower P/E may indicate undervaluation. The dashed forward point is the forward P/E — today's price ÷ analyst consensus EPS.
Price ÷ Earnings Per Share — how many years of current earnings you're paying for at today's price. Lower P/E may indicate undervaluation. The dashed forward point is the forward P/E — today's price ÷ analyst consensus EPS.
Price ÷ Earnings Per Share — how many years of current earnings you're paying for at today's price. Lower P/E may indicate undervaluation. The dashed forward point is the forward P/E — today's price ÷ analyst consensus EPS.
$1 Retained Earnings Test
Learn more →> $1 created per $1 retained = Value Creator · < $1 created = Value Destroyer
> $1 created per $1 retained = Value Creator · < $1 created = Value Destroyer
Buffett's "$1 Test": For every $1 of earnings retained, has management created at least $1 of market value?
> $1 created per $1 retained = Value Creator · < $1 created = Value Destroyer
Discounted Cash Flow (DCF) Analysis
Learn more →Reverse DCF — Market-Implied Growth
Learn more →What growth rate is the market pricing in at $400?
The market implies +50.2% Owner Earnings growth, above historical trends.
Standard FCF implies a demanding +45.1%, reflecting heavy growth investment.
Requires positive FCF to compute implied growth rate.
Economic Moat Score
Learn more →No durable moat detected, though revenue predictability shows some competitive positioning. The business lacks consistent evidence of sustainable advantages.
No durable moat detected, though margin stability shows some competitive positioning. The business lacks consistent evidence of sustainable advantages.
Forensic Accounting
Learn more →M-Score Trend
M-Score Trend
Beneish's 8-variable model estimates the probability of earnings manipulation. An M-Score above -1.78 signals elevated risk — companies in this range have historically been 3-5× more likely to be manipulating earnings. Scores between -2.22 and -1.78 fall in a grey zone warranting further investigation.
Ownership Breakdown
Learn more →High insider ownership aligns management incentives with shareholders. Institutional concentration can indicate smart-money conviction but also crowding risk.
Insider Buying Activity
Learn more →Open market purchases · includes direct & indirect ownership · excludes option exercises.
Insider Selling Activity
Learn more →Direct ownership only · excludes indirect, option exercises, planned (10b5-1) sales & derivatives.
🎭 Mr. Market's Mood
Learn more →"Market is pricing this stock without strong emotion in either direction"
"Market is pricing this stock without strong emotion in either direction"
Composite sentiment score based on market signals. Inspired by Buffett’s "Mr. Market" allegory — fear = potential opportunity, greed = potential risk. Must be used alongside fundamental analysis, not in isolation.
⚖️ Buffett Signal
Learn more →The Buffett Signal cross-references market sentiment with DCF valuation. Configure the DCF Analysis above to generate a signal.
The Buffett Signal cross-references market sentiment with DCF valuation. Configure the DCF Analysis above to generate a signal.
Frequently Asked Questions: TSLA vs WEC
Is Tesla, Inc. or WEC Energy Group, Inc. more undervalued in 2026?▼
Based on our discounted cash flow model, TSLA trades at a -206.1% margin of safety (intrinsic value $131 vs. price $400), compared to WEC's -255.5% margin of safety (intrinsic $32 vs. $112).
Which stock has a wider economic moat, Tesla, Inc. or WEC Energy Group, Inc.?▼
WEC scores 33/100 (None moat), while TSLA scores 31/100 (None moat). The moat score measures competitive advantage durability across ROIC consistency, margin stability, revenue predictability, and reinvestment efficiency.
Is WEC Energy Group, Inc. in financial distress?▼
WEC's Altman Z-Score of 1.1 places it in the Distress zone, signaling elevated bankruptcy risk. TSLA scores 19.9 (Safe zone). The Altman Z-Score is a five-factor model that predicts insolvency within two years; scores below 1.81 indicate significant distress.
Which company has better free cash flow, Tesla, Inc. or WEC Energy Group, Inc.?▼
Tesla, Inc. (TSLA) generates a 0.3% free cash flow yield, compared to WEC Energy Group, Inc.'s -5.7%. A higher FCF yield means the business converts more of its market value into cash that can be returned to shareholders or reinvested.
Which stock has higher return on invested capital, Tesla, Inc. or WEC Energy Group, Inc.?▼
WEC earns 6.3% ROIC versus TSLA's 3.2%. A higher ROIC means the company generates more profit per dollar of capital employed, a hallmark of durable competitive advantage in Buffett-style analysis.